Stethoscope



FIG. 1 is a front and right side perspective view showing my new design. The broken line shown is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a top plan view thereof.

FIG. 5 is a left side elevational view thereof, the right side being a mirror image; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a stethoscope, as shown and described. 